/*兼容浏览器*/
*{
    padding: 0;
    margin: 0;
}
.content{
    width:100%;
    height: 100%;

}
.content-left {
    width: 11.76%;
    height: 100%;
    background-color: #28333E !important;
    /*左浮动*/
    float: left;
    min-height: 2300px;
    max-height: 2800px;
}
.content-right{
    width: 88.24%;
    height: 100%;
    background-color: #F5F5F5;
    /*右浮动*/
    float: right;
    min-height: 800px;
    max-height: 1000px;
}
.left-title{
    height: 50px;
    width: 100%;
}
.left-title>a{
    display: block;
    width: 100%;
    height: 50px;
    /*垂直居中*/
    line-height: 50px;
    /*水平居中*/
    text-align:center;
    color:white;
    /*去掉a标签的下划线*/
    text-decoration: none;
}
/*分割线样式*/
.seg {
    height: 1px;
    width: 100%;
    background-color: black;
}
.nav{
    margin: 5px 0;
}
/*菜单项主标题*/
.nav-title{
    width: 100%;
    height: 60px;
    text-align: center;
    line-height: 60px;
    color: white;
    /*当鼠标划过主标题时，出现手型*/
    cursor: pointer;
}
.nav-content{
    width: 100%;
    height:100% ;
    background-color: #0c1119;
}
.nav-content>a{
    display: block;
    height: 30px;
    width: 100%;
    color: #cccccc;
    text-decoration: none;
    text-align: center;
    line-height: 30px;
    font-size: 14px;
}
.nav-content>a:hover{
    display: block;
    height: 30px;
    width: 100%;
    color: #ffffff;
    text-decoration: none;
    text-align: center;
    line-height: 30px;
    background-color: #12040c;
}